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© Crown copyright and database rights 2025 Ordnance Survey 0100031673

OS NGD Address Islands contains all the address data for Northern Ireland, Channel Islands & Isle of Man found in AddressBase Islands Premium dataset in EPSG: ETRS89 (European Terrestrial Reference System 89). The data has five feature types with extensive attribution for each address (Built Addresses, Historic Addresses, Non-Addressable Objects, Pre-Build Addresses and Street Addresses). Additional information is available for each feature type (except Street Address) that can be joined to the relevant feature type using the Unique Property Reference Number (UPRN). Additional information includes Alternative Addresses, Royal Mail PAF addresses, Valuation Office Council Tax and Non-Domestic Rate classification information and other identifiers to cross-reference information with identifiers from other datasets (UPRN, USRN, OSID and TOID). OS NGD Address Islands is supplied in GPKG or CSV and the price is aligned with AddressBase Islands Premium.